Key Airlines was founded as Thunderbird Airlines in 1964, but changed its name in 1969.
The airline took over Sun Valley Airlines in 1972 and was known as Sun Valley Key Airlines
for a few years until reverting to Key Airlines. It ceased scheduled aervices in 1979.
Trading as Key Air, the airline tried scheduled operations again in the early 1990s,
flying jets out of Savannah. Key Airlines filed for bankruptcy in 1993.